president obama's team is launching another offensive. >>> the presidential race is tighter than ever in virginia and women are the focus. tonight the first lady is in loudoun county. mrs. obama is speaking to a crowd in leesburg. >> now finally, when it comes to understanding the lives of women, all right? when it come to standing up for our rights and opportunities, we know that my husband will always have our backs! >> reporter: news4 in northern virginia bureau chief julie carey is live in leesburg where the fight is on to get the edge with women voters. >> reporter: the first lady wrapping up a rousing pep rally here at the loudoun county fairgrounds. she is an energetic advocate on behalf of her husband and a key figure in the obama campaign's effort to turn out women for the president. the president's advantage with women has been shrinking since the debate performance last week. today we got the thoughts from women in both the romney and obama camps. there is one thing the obama and romney campaigns can agree on. women are a key to victory. until last week's debate, the gender